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Enzyme Reaction

Enzyme Reaction
A substrate binds to its enzyme at a location called the __________ site.

coenzyme
substrate
active
polypeptide

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Enzyme Reaction
The ability of a competitive inhibitor to bind to an active site in an allosterically controlled enzyme is __________ than the ability of a non-competitive inhibitor to bind to an active site in the same allosterically controlled enzyme.

lesser
greater
half
approximately equal

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Enzyme Reaction
An endergonic reaction is one that

requires energy in order to proceed
gives off much heat
releases energy for work
looses energy

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Enzyme Reaction
In the reaction, C6H12O6 + 6O2 → 6CO2 + 6H2O + energy, which component is being reduced?

Energy
O2
H2O
CO2

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Enzyme Reaction
The affinity of an enzyme for its substrate, when the enzyme has a Km of 0.50 M will be __________ than the affinity of an enzyme for its substrate when the enzyme has a Km of 0.05 M.

approximately equal
half
lesser
greater

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Enzyme Reaction
The fact that β-oxidation of fatty acids, occurs in the mitochondria whereas fatty acid synthesis occurs in the cytoplasmic matrix, is an example of regulation of enzymatic activity by the __________ mechanism.

competitive inhibition
repression
induction
compartmentation

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